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71 lines
2.4 KiB
Bash
Executable File
71 lines
2.4 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Copyright 2023 The Kubernetes Authors.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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set -o errexit
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set -o nounset
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set -o pipefail
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KUBE_ROOT=$(dirname "${BASH_SOURCE[0]}")/..
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source "${KUBE_ROOT}/hack/lib/init.sh"
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cd "${KUBE_ROOT}"
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# Files larger than 1MB need to be allowed explicitly.
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maxsize=$((1 * 1024 * 1024))
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# Sorted list of those exceptions.
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allowlist=(
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staging/src/k8s.io/kubectl/images/kubectl-logo-full.png
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)
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# Files larger than 1MB get reported and verification fails, unless the file is
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# allowed to be larger. Any output or a non-zero exit status indicate a
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# failure.
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largefiles () {
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# --eol adds information that allows detecting binary files:
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# i/-text w/-text attr/text=auto eol=lf test/images/sample-device-plugin/sampledeviceplugin
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#
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# shellcheck disable=SC2034 # Some variables unused and only present to capture the output field.
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git ls-files -cm --exclude-standard ':!:vendor/*' --eol | while read -r index tree attr eol file; do
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case "$tree" in
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w/-text)
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# Only binary files have a size limit.
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size="$(wc -c < "$file")"
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if [ "${size}" -gt "$maxsize" ] &&
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! kube::util::array_contains "$file" "${allowlist[@]}"; then
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echo "$file is too large ($size bytes)"
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fi
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;;
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w/|w/lf|w/crlf|w/mixed|w/none)
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# Other files are okay.
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;;
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*)
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echo "unexpected 'git ls-files --eol' output for $file: $tree"
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;;
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esac
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done
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}
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if ! result="$(largefiles 2>&1)" || [ "${result}" != "" ]; then
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# Help "make verify" and Prow identify the failure message through the "ERROR" prefix.
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sed -e 's/^/ERROR: /' <<EOF
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$result
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Large binary files should not be committed to git. Exceptions need to be listed in
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${BASH_SOURCE[0]}.
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EOF
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exit 1
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fi
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